Cells
Cell Parts
Body Systems
Genes
Body Functions
100
What parts does a plant cell have that an animal cell does not have?
chloroplast cell wall
100
What is the cell’s outer layer called?
cell membrane
100
During what process does one cell divide into 2 identical cells?
nerve cells
100
If both parents have blonde hair, but the mother dyes her hair black, what color hair will the child most likely have?
blonde
100
What is the purpose for placing a bandage on an open cut?
to keep bacteria out of the body
200
What structure directs the cells activities?
nucleus
200
What part of the cell helps a plant keep its shape?
cell wall
200
What do we call a group of cells that are organized to do a certain job?
tissue
200
During what process does one cell divide into 2 identical cells?
mitosis
200
What happens when food reaches the digestive system?
acidic juices mix with the food
300
What is the first thing you should do before beginning an experiment?
think up a procedure
300
What part of the cell releases energy for cell use?
mitochondria
300
Which organ removes waste from the blood, controls the blood’s salt level, and helps conserve water?
kidneys
300
Which gland produces the growth hormone?
pituitary
300
The digestive system changes the food we eat into usable and unusable materials. Where do unusable materials go until disposal?
large intestine
400
What are nerve cells shaped like?
threads
400
In your body, what is the smallest part that can do all the things needed for life?
cell
400
How does sweat cool the body?
it removes heat from the body when it evaporates
400
The nutrients you eat are passed to the bloodstream, where your cells can use them. How do nutrients in digested food reach the bloodstream?
they pass from the small intestine through tiny blood vessels into the blood
400
If you stub your toe, what is the first thing that will happen within your nervous system?
the nerves in your toe will sense the pain
500
Which cell part could use energy from sunlight to make food?
chloroplast
500
Plants and animals have highly organized systems. Write the systems in order from simplest to most complex
organs - organ systems - organism
500
How does your skin keep your body cool?
evaporation of water removes heat from the body
500
Bryan is the goalie for his hockey team. He uses her brain, eyes, nerves and muscles to play the sport. Explain how these four parts of her nervous system work together to coordinate Bryan’s muscle movements as she tries to block the ball.
He uses his eyes to see the ball and send a message to the brain. The brain processes the message. The brain commands the muscles to move. Those commands travel along nerves to muscles.
500
The small intestine contains tiny structures called villi. How do villi help the small intestine perform its function?
they help the small intestine absorb nutrients
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